2009 Pontiac G8 Tire Size & Pressure
The 2009 Pontiac G8 tire size depends on trim: the Base takes P245/45R18 96V; the GT takes P245/45R18 96V; the GXP, Standard takes 245/40R19 94W; the GXP, Automatic takes 245/40R19 94W, per the factory service manual.
- Base: P245/45R18 96V
- GT: P245/45R18 96V
- GXP, Standard: 245/40R19 94W
- GXP, Automatic: 245/40R19 94W
Base
Tire Specifications
| Position | Tire Size | Pressure | Load Index | Speed Rating |
|---|---|---|---|---|
| All | P245/45R18 96V | Door Placard | — | — |
| All | 245/45R18 96V | Door Placard | — | — |
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GT
Tire Specifications
| Position | Tire Size | Pressure | Load Index | Speed Rating |
|---|---|---|---|---|
| All | P245/45R18 96V | Door Placard | — | — |
| All | 245/45R18 96V | Door Placard | — | — |
| All | 245/40R19 94W | Door Placard | — | — |
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Retailer searches do not verify vehicle fitment. Check the driver's door placard and wheel setup before ordering.
GXP, Standard
Tire Specifications
| Position | Tire Size | Pressure | Load Index | Speed Rating |
|---|---|---|---|---|
| All | 245/40R19 94W | Door Placard | — | — |
Search by this configuration
Retailer searches do not verify vehicle fitment. Check the driver's door placard and wheel setup before ordering.
GXP, Automatic
Tire Specifications
| Position | Tire Size | Pressure | Load Index | Speed Rating |
|---|---|---|---|---|
| All | 245/40R19 94W | Door Placard | — | — |
Search by this configuration
Retailer searches do not verify vehicle fitment. Check the driver's door placard and wheel setup before ordering.
More G8 Specs & Repair Guides
🛢️ 2009 Pontiac G8 Oil Type & Capacity →🌧️ 2009 Pontiac G8 Wiper Blade Sizes →💡 2009 Pontiac G8 Light Bulb Sizes →📖 2009 Pontiac G8 Factory Service Manual →Powered by factory manual data from our partner network AllOEMManuals.com.
Frequently Asked Questions
What size tires does a 2009 Pontiac G8 take?
It depends on the trim: Base uses P245/45R18 96V; GT uses P245/45R18 96V; GXP, Standard uses 245/40R19 94W; GXP, Automatic uses 245/40R19 94W.
What is the tire pressure for a 2009 Pontiac G8?
Refer to the tire pressure placard on your vehicle's driver side door jamb for exact cold inflation pressures.
What is the bolt pattern on a 2009 Pontiac G8?
Bolt pattern data is available in the factory service manual.